Home / 317,974.03-477,009.45-197,933.85

Finding the Fourth Proportional to 317,974.03, 477,009.45 and 197,933.85

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Solution

The fourth proportional to 317,974.03, 477,009.45 and 197,933.85 is: 296,930.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,974.03 : 477,009.45 = 197,933.85 : x
  2. Step 2: Convert to fraction form
    317,974.03/477,009.45 = 197,933.85/x
  3. Step 3: Cross multiply
    317,974.03x = 477,009.45 × 197,933.85
  4. Step 4: Simplify right side
    317,974.03x = 94,416,316,924.88
  5. Step 5: Solve for x
    x = 94,416,316,924.88/317,974.03
  6. Step 6: Final answer
    x = 296,930.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.